Redwood - How to delete order line using OM extension - setting 0 quantity does not work

Summary:

We are using OM extension to delete some lines on the order. It is working fine in Classic UI, but in Redwood lines remain visible with 0 quantity. We want them to be deleted (or at least to disappear from the page).

Content (please ensure you mask any confidential information):

In the process, we need to delete some lines on the orders.

We are setting the quantity as 0 using OM extension.

We are doing exactly as described in the documentation:

https://docs.oracle.com/en/cloud/saas/supply-chain-and-manufacturing/26a/faiom/use-extensions-to-cancel-order-lines.html

String cancelLines(String productNumber){

  def lines = header.getAttribute("Lines");